public class ManualSuggestRedisHelper {  private static IRedisClient GetManualSuggestClient()  {   var config = ConfigurationManager.ConnectionStrings["REDIS_MANUAL_VIDEO_LIST"].ConnectionString.Split(':');   if (config.Length == 3)   {    int dbNum = int.Parse(config[2]);    return new RedisClient(config[0], int.Parse(config[1]), db: dbNum);   }   else   {    return new RedisClient("192.168.86.15", 6379, db: 8);   }  }   public static void AddRangeToList(string key, JSONObject value)  {   try   {    using (var redis = GetManualSuggestClient())    {     redis.SetEntry(key, value.ToString());    }   }   catch (Exception ex)   {    TxtLogger.DumpException(ex);   }  }   public static void AddRangeToSuggestList(string key, List<string> value)  {   try   {    using (var redis = GetManualSuggestClient())    {     redis.AddRangeToList(key, value);    }   }   catch (Exception ex)   {    TxtLogger.DumpException(ex);   }  }   public static void Remove(string key)  {   try   {    using (var redis = GetManualSuggestClient())    {     redis.Remove(key);    }   }   catch (Exception ex)   {    TxtLogger.AppendStringToTextFile("刪除redis key存在異常――" + ex);   }  }   public static bool ExistsRedis(string key)  {   try   {    using (var redis = GetManualSuggestClient())    {     List<string> isExists = redis.GetAllItemsFromList(key);     if (isExists != null && isExists.Count() > 0)     {      return true;     }    }   }   catch (Exception ex)   {    TxtLogger.DumpException(ex);   }   return false;  }  }